渝豆7号大豆新品种的选育

Breeding Report of New Soybean Variety 'Yudou 7'

渝豆7号是重庆市农业科学院特色作物研究所与自贡市农业科学研究所联合选育的春大豆新品种。该品种是自贡市农科所2006年以品系贡205-1(来源:贡豆12×台75)为母本,株系443-1(来源:富2000-8×绿宝)为父本进行杂交,通过系谱法处理后代选育而成。2013-2015年在各级产量试验中均表现出优质、高产、稳产、适应性广、抗性好等特点,2016年通过重庆市农作物品种审定委员会审定命名,适于重庆各区县大面积推广应用。

The soybean variety Yudou 7 was bred by Institute of Characteristic Crop Research, Chongqing Academy of Agricultural Sciences and Agricultural Sciences Institute of Zigong, using Gong 205-1 （ Gongdou 12 × Tai 75） and 443-1 （ Fu2000-8 × Lyubao） as female and male parent respectively,with pedigree method. Yudou 7 is a new variety with high and stable yield, broad adaptability and strong resistance in yield trails during 2013 -2015. It was approved and released by Chongqing Provincial Committee of Crop Variety Identification in 2016, suitable for cultivating in most area of Chongqing.